What if the asteroid that killed the dinosaurs struck Earth today? This video explores the potential consequences of such an ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

Interstellar visitor 3I/ATLAS is passing Earth. Scientists have studied using nuclear explosions to deflect comets. The goal ...

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

Dinosaurs appear to have been thriving before a giant asteroid hit the Earth 66 million years ago, paleontologists working in ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

Asteroid 2024 YR4 has a 4% chance of colliding with Earth’s moon in 2032, and some scientists are considering whether they should nuke it. The study was recently submitted by over a dozen scientists ...